Peanut butter serving cup



FIG. 1 is a front, top and side perspective view of the peanut butter serving cup embodying the design of the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is an end elevational view thereof, the end opposite being a mirror image of the end shown in FIG. 4; and,

FIG. 5 is a top plan view thereof. 

The ornamental design for a peanut butter serving cup, as shown and described. 